These entries are queried from radb.net using whois, you can try my project getting these.
:AS30628 route: 74.115.184.0/22 descr: RR-RC-Axcess Financial-Cincinatti origin: AS30628 notify: publicipaddressing [at] charter.com mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20181017 #22:02:30Z source: RADB last-modified: 2023-11-13T16:15:01Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 167.253.160.0/19 descr: RR-RC-US Dept. of Energy-Cincinnati origin: AS30628 notify: publicipaddressing [at] charter.com mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20181017 #22:02:30Z source: RADB last-modified: 2023-11-13T16:15:01Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 167.253.192.0/18 descr: RR-RC-US Dept. of Energy-Cincinnati origin: AS30628 notify: publicipaddressing [at] charter.com mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20181017 #22:02:30Z source: RADB last-modified: 2023-11-13T16:15:01Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 168.245.134.0/24 descr: SRC Automotive Inc Springfield MO 65802 origin: AS30628 mnt-by: MAINT-AS30628 changed: dkramer [at] srcautomotive.com 20180807 #19:02:53Z source: RADB last-modified: 2023-11-13T15:54:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 168.250.16.0/20 descr: RR-Route origin: AS30628 notify: publicipaddressing [at] charter.com mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20181017 #22:02:30Z source: RADB last-modified: 2023-11-13T16:14:58Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source